Pith Number

pith:ZPVZ7M7E

pith:2018:ZPVZ7M7EFZG7JOCCEFQMMWTDL4

not attested not anchored not stored refs pending

Entropy in the interior of a Kerr black hole

Jie Jiang, Wen-Biao Liu, Xin-Yang Wang

arxiv:1803.09649 v2 · 2018-03-23 · gr-qc · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPVZ7M7EFZG7JOCCEFQMMWTDL4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Aspects of the Black Hole Interior Volume and Entropy

Receipt and verification

First computed	2026-05-18T00:02:35.367077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbeb9fb3e42e4df4b8422160c65a635f041162cb8b61c03203977c96282046b3

Aliases

arxiv: 1803.09649 · arxiv_version: 1803.09649v2 · doi: 10.48550/arxiv.1803.09649 · pith_short_12: ZPVZ7M7EFZG7 · pith_short_16: ZPVZ7M7EFZG7JOCC · pith_short_8: ZPVZ7M7E

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZPVZ7M7EFZG7JOCCEFQMMWTDL4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: cbeb9fb3e42e4df4b8422160c65a635f041162cb8b61c03203977c96282046b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e91f558e3be83ca08df85d614a858204db7709ced2de0196c50d2c4a07cebaab",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-03-23T09:41:09Z",
    "title_canon_sha256": "640dea9692d37ba53ea210da70f124006cec85a9c9b7cb66c3bf5e2f1f09d626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09649",
    "kind": "arxiv",
    "version": 2
  }
}